chore: Rename feature `fuzzing` to `disable-encryption` #2068

Job	Run time
Build & test (ubuntu-latest, 1.74.0, debug)	10m 12s
Build & test (ubuntu-latest, stable, debug)	9m 36s
Build & test (ubuntu-latest, nightly, debug)	9m 14s
Build & test (macos-14, 1.74.0, debug)	9m 40s
Build & test (macos-14, stable, debug)	8m 5s
Build & test (macos-14, nightly, debug)	8m 29s
Build & test (windows-latest, 1.74.0, debug)	18m 58s
Build & test (windows-latest, stable, debug)	18m 36s
Build & test (windows-latest, nightly, debug)	18m 52s
Build & test (ubuntu-latest, stable, release)	17m 33s
Benchmark / Benchmark	16m 42s
	2h 25m 57s

Provide feedback